试一下:
val person = Person("fred", 25)val mapper = new ObjectMapper()mapper.registerModule(DefaultScalaModule)val out = new StringWritermapper.writevalue(out, person)val json = out.toString()println(json)val person2 = mapper.readValue(json, classOf[Person])println(person2)
编辑
只需确保将
Person类声明为顶级即可,否则它将无法正常工作。
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